body.payment-open { overflow: hidden; }
#payment-modal {
  width: min(600px, calc(100vw - 32px)); max-height: calc(100dvh - 48px);
  padding: 0; border: 1px solid #514064; border-radius: 24px;
  background: radial-gradient(ellipse at 0 0, #32204288, transparent 60%), #121019;
  color: var(--text); box-shadow: 0 32px 140px #000b, 0 0 65px #9060cf15;
  overflow-y: auto; overscroll-behavior: contain;
}
#payment-modal[open] { animation: payment-enter .24s ease-out; }
#payment-modal::backdrop { background: #06040cc4; backdrop-filter: blur(8px); }
.payment-header { display: flex; align-items: flex-start; justify-content: space-between; gap: 18px; padding: 25px 28px 21px; border-bottom: 1px solid #ffffff0b; }
.payment-header h2 { font-size: 23px; letter-spacing: -.65px; }
.payment-header p { font-size: 12px; margin-top: 8px; color: var(--muted); }
.payment-header .eyebrow { font-size: 9px; margin-bottom: 8px; }
.payment-close { width: 33px; height: 33px; flex: 0 0 33px; border-radius: 50%; background: #ffffff06; border: 1px solid #ffffff12; font-size: 24px; line-height: 1; }
.payment-close:hover { background: #ffffff12; color: white; }
.payment-body { padding: 24px 28px 0; }
.payment-summary { display: flex; align-items: center; gap: 16px; }
.payment-summary .checkout-symbol { margin: 0; width: 56px; height: 56px; flex: 0 0 56px; }
.payment-summary .checkout-total { margin: 0; font-size: 32px; text-align: left; line-height: 1.3; }
.payment-summary small { font-size: 9px; letter-spacing: 1.5px; color: var(--muted); }
.payment-summary .pill { margin-left: auto; font-size: 9px; }
.payment-breakdown { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 16px 12px; margin: 24px 0; padding: 17px 0; border-block: 1px solid #ffffff0b; }
.payment-breakdown div { display: flex; flex-direction: column; gap: 5px; }
.payment-breakdown span { font-size: 10px; color: var(--muted); }
.payment-breakdown strong { font-size: 12px; font-weight: 500; }
.payment-content .note { margin-bottom: 18px; }
.payment-content .checkbox { font-size: 11px; }
.payment-content .button { min-height: 44px; }
.dapp-checkout { display: grid; gap: 16px; }
.dapp-network { display: flex; align-items: center; gap: 12px; padding: 14px; border: 1px solid #40314f; border-radius: 12px; background: #1d1529; }
.dapp-network div { display: grid; gap: 3px; }
.dapp-network strong { font-size: 13px; }
.dapp-network small { color: var(--muted); font-size: 10px; }
.dapp-steps { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 8px; }
.dapp-steps > div { display: flex; min-width: 0; gap: 8px; padding: 10px; border: 1px solid #ffffff0d; border-radius: 10px; background: #ffffff04; }
.dapp-steps > div > span { display: grid; place-items: center; width: 20px; height: 20px; flex: 0 0 20px; border-radius: 50%; background: #6f4897; font-size: 10px; }
.dapp-steps p { display: grid; min-width: 0; gap: 2px; margin: 0; }
.dapp-steps strong { font-size: 10px; }
.dapp-steps small { color: var(--muted); font-size: 8px; line-height: 1.4; }
.dapp-reference { display: grid; gap: 6px; min-width: 0; }
.dapp-reference span { color: var(--muted); font-size: 10px; }
.dapp-reference code,.dapp-reference a { padding: 10px; border-radius: 8px; background: #0e0b14; color: #c8b6db; font-size: 10px; overflow-wrap: anywhere; }
.dapp-status { min-height: 18px; margin: 0; color: #d3b4fa; font-size: 11px; }
.payment-content .field select { width: 100%; }
.payment-methods { min-width: 0; margin: 0 0 20px; padding: 0; border: 0; }
.payment-methods legend { margin-bottom: 12px; font-size: 12px; color: var(--muted); }
.payment-method-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 10px; }
.payment-method { position: relative; min-width: 0; cursor: pointer; }
.payment-method input { position: absolute; inset: 0; margin: 0; width: 100%; height: 100%; opacity: 0; z-index: 1; cursor: pointer; }
.payment-method-card { position: relative; display: flex; height: 100%; flex-direction: column; align-items: center; gap: 8px; padding: 17px 9px 13px; border: 1px solid #40314f; border-radius: 13px; background: #17121f; text-align: center; }
.payment-method-card strong { font-size: 13px; }
.payment-method-card small { font-size: 10px; line-height: 1.5; color: var(--muted); overflow-wrap: anywhere; }
.payment-method-check { position: absolute; top: 7px; right: 8px; color: #c19bed; font-size: 12px; opacity: 0; }
.payment-method input:checked + .payment-method-card { background: #2a1d3b; border-color: #aa7fe0; box-shadow: inset 0 0 0 1px #aa7fe033; }
.payment-method input:checked + .payment-method-card .payment-method-check { opacity: 1; }
.payment-method input:focus-visible + .payment-method-card { outline: 2px solid #d3b4fa; outline-offset: 3px; }
.payment-method:hover .payment-method-card { border-color: #aa7fe0; }
.coin-mark { width: 38px; height: 38px; display: grid; place-items: center; border-radius: 50%; flex-shrink: 0; }
.coin-mark svg { width: 32px; height: 32px; }
.coin-bnb { background: #f3ba2f; color: #15120c; }
.coin-usdt { background: #269d7f; color: white; }
.coin-usdc { background: #2775ca; color: white; }
.coin-other { background: #49315e; color: #eee0ff; font-size: 13px; font-weight: 700; }
.payment-instructions { border: 1px solid #40314f; background: #1d1529; padding: 17px; border-radius: 12px; margin-bottom: 18px; }
.payment-instructions .detail-row { gap: 16px; align-items: flex-start; margin-bottom: 16px; font-size: 12px; }
.payment-instructions .detail-row strong { text-align: right; overflow-wrap: anywhere; }
.payment-instructions .field { margin: 0 0 10px; }
.payment-instructions small { font-size: 10px; color: #c9acd8; }
.gateway-quote { margin: 0 0 18px; }
.gateway-quote .detail-row { gap: 12px; margin-bottom: 8px; font-size: 12px; }
.gateway-quote strong { text-align: right; overflow-wrap: anywhere; min-width: 0; }
.gateway-quote .gateway-total { border-top: 1px solid #ffffff12; padding-top: 10px; color: var(--text); }
.payment-address-layout.has-qr { display: grid; grid-template-columns: 200px minmax(0, 1fr); gap: 18px; align-items: center; }
.payment-address-text { min-width: 0; }
.payment-address-heading { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: 8px; margin-bottom: 8px; }
.payment-address-heading > span { margin: 0; font-size: 11px; color: var(--muted); }
.payment-copy { gap: 6px; padding: 8px 10px; font-size: 10px; }
.payment-copy-status { margin: 8px 0 0; color: #c9acd8; font-size: 11px; line-height: 1.5; }
.payment-copy-status:empty { display: none; }
.payment-qr { width: 200px; max-width: 100%; margin: 0; text-align: center; }
.payment-qr svg { display: block; width: 100%; height: auto; aspect-ratio: 1; background: white; border-radius: 8px; shape-rendering: crispEdges; }
.payment-qr figcaption { margin-top: 8px; color: #c9acd8; font-size: 10px; }
.test-address { display: block; border-radius: 7px; padding: 11px; background: #0e0b14; color: #c8b6db; overflow-wrap: anywhere; font-size: 11px; user-select: all; }
.payment-actions { display: flex; gap: 12px; justify-content: space-between; margin: 19px 0 22px; }
.payment-error { color: #edacbb; font-size: 12px; line-height: 1.6; margin-top: 12px; }
.payment-error:empty { display: none; }
.payment-footer { border-top: 1px solid #ffffff0b; padding: 17px 0; display: flex; align-items: center; gap: 7px; color: #91839f; font-size: 10px; }
.payment-footer span { margin-left: auto; color: #bb9ce7; text-transform: capitalize; }
.payment-loading { padding: 65px 24px; display: flex; gap: 13px; align-items: center; justify-content: center; color: var(--muted); font-size: 12px; }
.payment-spinner { height: 20px; width: 20px; border: 2px solid #4d3b64; border-top-color: #b99bea; border-radius: 50%; animation: payment-spin .8s linear infinite; }
#payment-modal[aria-busy="true"] .payment-footer::before { content: ''; height: 5px; width: 5px; border-radius: 50%; background: #bb9ce7; animation: payment-spin .8s linear infinite; }
@keyframes payment-spin { to { transform: rotate(360deg); } }
@keyframes payment-enter { from { opacity: 0; transform: translateY(12px) scale(.98); } to { opacity: 1; transform: none; } }
@media (max-width: 520px) {
  #payment-modal { width: calc(100vw - 20px); max-height: calc(100dvh - 24px); border-radius: 20px; }
  .payment-header { padding: 21px 19px 18px; }
  .payment-body { padding: 21px 19px 0; }
  .payment-header h2 { font-size: 21px; }
  .payment-summary { gap: 12px; flex-wrap: wrap; }
  .payment-summary .checkout-total { font-size: 29px; }
  .payment-summary .checkout-symbol { width: 46px; height: 46px; flex-basis: 46px; }
  .payment-breakdown { gap: 8px; }
  .payment-breakdown strong { font-size: 11px; }
  .payment-actions { gap: 8px; }
  .payment-actions .button { padding-inline: 9px; font-size: 10px; }
  .payment-instructions .detail-row { flex-wrap: wrap; }
  .payment-address-layout.has-qr { grid-template-columns: minmax(0, 1fr); gap: 16px; }
  .dapp-steps { grid-template-columns: 1fr; }
  .payment-qr { width: 208px; justify-self: center; }
}
@media (prefers-reduced-motion: reduce) { #payment-modal[open], .payment-spinner { animation: none; } }